<script setup>
import { User, Lock } from '@element-plus/icons-vue'
import { ref } from 'vue'
import { ElMessage } from 'element-plus'
//控制注册与登录表单的显示， 默认显示注册
const isRegister = ref(false)
//定义数据模型
const registerData = ref({
    username: '',
    password: '',
    rePassword: '',
    isAdmin: '0'
})
const loginData = ref({
    username: '',
    password: '',
    isAdmin: '0'
})

//定义函数，清空数据模型的数据
const clearRegisterData = () => {
    registerData.value = {
        username: '',
        password: '',
        rePassword: '',
        isAdmin: '0'
    }
}


//校验密码的函数
const checkRePassword = (rule, value, callback) => {
    if (value === '') {
        callback(new Error('请再次确认密码'))
    } else if (value !== registerData.value.password) {
        callback(new Error('请确保两次输入的密码一样'))
    } else {
        callback();
    }
    return
}

//定义表单校验规则
const rules = {
    username: [
        { required: true, message: '请输入用户名', trigger: 'blur' },
        { pattern: /^[^\u4e00-\u9fa5]{3,16}$/, message: '用户名只能包含3~16个字符', trigger: 'blur' }
    ],
    password: [
        { required: true, message: '请输入密码', trigger: 'blur' },
        { min: 5, max: 16, message: '长度为5~16位非空字符', trigger: 'blur' }
    ],
    rePassword: [
        {
            required: true,
            validator: checkRePassword,
            tigger: 'blur'
        }
    ]
}

//登录函数
import { useTokenStore } from '@/stores/token.js'
const tokenStore = useTokenStore();
import { useRouter } from 'vue-router';
const router = useRouter();
import { userLoginService } from '@/api/user';
const login = async () => {
    // console.log(registerData.value)
    let result = await userLoginService(registerData.value);
    if (result.code == 0) {
        ElMessage.success(result.msg ? result.msg : '登录成功');
    } else {
        ElMessage.error(result.msg ? result.msg : '服务异常');
    }

    // 把得到的token存储到pinia中
    tokenStore.setToken(result.data)
    //跳转到首页
    router.push('/')
}

//注册函数
import { registerService, checkAdminService } from '@/api/user';
import { ElMessageBox } from 'element-plus';
const register = async () => {
    // console.log(registerData.value)
    if (registerData.value.isAdmin == 1) {
        ElMessageBox.prompt('请输入管理员密钥', '温馨提示', {
            confirmButtonText: '确定',
            cancelButtonText: '取消',
            inputType: 'password', // 设置输入框类型为密码
            inputPattern:
                /^[a-zA-Z0-9]+$/,
            inputErrorMessage: '非法密钥',
        })
            .then(async ({ value }) => {
                console.log(value)
                let res = await checkAdminService(value)
                if (res.code === 0) {
                    let result = await registerService(registerData.value);
                    if (result.code == 0) {
                        ElMessage.success('注册成功')
                        let res = await userLoginService(registerData.value);
                        tokenStore.setToken(res.data)
                        router.push({ path: '/user/info' })
                        ElMessageBox.alert('请完善好您的个人信息哦，祝您有个美好的体验', '温馨提示', {
                            confirmButtonText: '已读',
                            callback: () => {
                                window.location.reload()
                            }
                        })
                    } else {
                        ElMessage.error(result.msg ? result.msg : '服务异常');
                    }
                }
            })
            .catch(() => {
                ElMessage({
                    type: 'info',
                    message: '取消输入',
                })
            })
    } else {
        let result = await registerService(registerData.value);
        if (result.code == 0) {
            ElMessage.success('注册成功')
            let res = await userLoginService(registerData.value);
            tokenStore.setToken(res.data)
            router.push({ path: '/user/info' })
            ElMessageBox.alert('请完善好您的个人信息哦，祝您有个美好的体验', '温馨提示', {
                confirmButtonText: '已读',
                callback: () => {
                    window.location.reload()
                }
            })
        } else {
            ElMessage.error(result.msg ? result.msg : '服务异常');
        }
    }


}


</script>

<template>
    <el-row class="login-page">
        <el-col :span="8" :offset="7" class="form">
            <!-- 注册表单 -->
            <el-form ref="form" size="large" autocomplete="off" v-if="isRegister" :model="registerData" :rules="rules">
                <el-form-item>
                    <h1>注册</h1>
                </el-form-item>
                <el-form-item prop="username">
                    <el-input :prefix-icon="User" placeholder="请输入用户名" v-model="registerData.username"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入密码"
                        v-model="registerData.password"></el-input>
                </el-form-item>
                <el-form-item prop="rePassword">
                    <el-input :prefix-icon="Lock" type="password" placeholder="请输入再次密码"
                        v-model="registerData.rePassword"></el-input>
                </el-form-item>
                <el-form-item>
                    <el-radio-group v-model="registerData.isAdmin" style="width: 100%;">
                        <el-radio value="1" size="large">亲爱的管理员</el-radio>
                        <el-radio value="0" size="large">尊贵的用户</el-radio>
                    </el-radio-group>
                </el-form-item>

                <!-- 注册按钮 -->
                <el-form-item>
                    <el-button class="button" type="primary" auto-insert-space @click="register">
                        注册
                    </el-button>
                </el-form-item>
                <el-form-item class="flex">
                    <el-link type="info" :underline="false" @click="isRegister = false; clearRegisterData()"
                        style="color: skyblue">
                        ← 返回
                    </el-link>
                </el-form-item>
            </el-form>
            <!-- 登录表单 -->
            <el-form ref="form" size="large" autocomplete="off" v-else :model="registerData" :rules="rules">
                <el-form-item>
                    <h1>登录</h1>
                </el-form-item>
                <el-form-item prop="username">
                    <el-input :prefix-icon="User" placeholder="请输入用户名" v-model="registerData.username"></el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input name="password" :prefix-icon="Lock" type="password" placeholder="请输入密码"
                        v-model="registerData.password"></el-input>
                </el-form-item>
                <el-form-item>
                    <el-radio-group v-model="registerData.isAdmin" style="width: 100%;">
                        <el-radio value="1" size="large">亲爱的管理员</el-radio>
                        <el-radio value="0" size="large">尊贵的用户</el-radio>
                    </el-radio-group>
                </el-form-item>
                <el-form-item class="flex">
                    <div class="flex">
                    </div>
                </el-form-item>
                <!-- 登录按钮 -->
                <el-form-item>
                    <el-button class="button" type="primary" auto-insert-space @click="login">登录</el-button>
                </el-form-item>
                <el-form-item class="flex">
                    <el-link type="info" :underline="false" @click="isRegister = true; clearRegisterData()"
                        style="color: skyblue">
                        注册 →
                    </el-link>
                </el-form-item>
            </el-form>
        </el-col>
    </el-row>
</template>

<style lang="scss" scoped>
/* 样式 */
.login-page {
    height: 100vh;
    background: url('@/assets/background.jpg') no-repeat 0px 0px;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;


    .form {
        height: 70%;
        width: 37%;
        margin: auto;
        display: flex;
        justify-content: center;
        align-items: center;
        background-color: rgba(75, 81, 95, 0.3);
        box-shadow: 7px 7px 17px rgba(52, 56, 66, 0.5);
        border-radius: 5px;

        .title {
            margin: 0 auto;
        }

        .button {
            width: 100%;
        }

        .flex {
            width: 100%;
            display: flex;
            justify-content: space-between;
        }
    }
}
</style>